
Park Tool CC-2 Chain Wear indicator
Quickly and accurately determine the wear and elongation of any chain.
- Compatible with all bicycle chains
- For modern 9 and 10 speed chains, replace chain at or just before the 0.75% readings
- For 11 speed chains, replace at or just before the 0.5% reading
- Insert the Chain Checker's pins into two links, press the swing arm gauge tight, and check the gauge window for an accurate reading
Quickly and accurately determine the wear and elongation of any chain.
- Compatible with all bicycle chains
- For modern 9 and 10 speed chains, replace chain at or just before the 0.75% readings
- For 11 speed chains, replace at or just before the 0.5% reading
- Insert the Chain Checker's pins into two links, press the swing arm gauge tight, and check the gauge window for an accurate reading
Original: $27.95
-65%$27.95
$9.78Description
Quickly and accurately determine the wear and elongation of any chain.
- Compatible with all bicycle chains
- For modern 9 and 10 speed chains, replace chain at or just before the 0.75% readings
- For 11 speed chains, replace at or just before the 0.5% reading
- Insert the Chain Checker's pins into two links, press the swing arm gauge tight, and check the gauge window for an accurate reading





















